Paul Johnston is an employee of Siemens Digital Industries Software as a Portfolio Development Executive. Earlier in his career Paul was with Mentor Graphics and Harness Software Limited UK, and has accumulated more than two decades of experience with commercially successful automation software for wiring harness design and manufacture. The focus of his professional life is helping customers achieve success in their business whether the largest multi-nationals or companies starting out with less than a million dollars in sales. Paul is based in Michigan, and has traveled extensively through South America, Africa, Asia and Europe to work with customers. Has contributed technical articles to various USA and international publications, Paul is a blogger on the www.mentor.com website on themes of software driven improvements in transportation electrical and electronic architecture to wiring design and the manufacturing assembly processes for wiring harnesses.